TOF/AliTOFv4T0.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   3  *                                                                        *
   4  * Author: The ALICE Off-line Project.                                    *
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  15
  16 /* $Id$ */
  17
  18 ///////////////////////////////////////////////////////////////////////////////
  19 //                                                                           //
  20 //  This class contains the functions for version 4 of the Time Of Flight    //
  21 //  detector.                                                                //
  22 //                                                                           //
  23 //  VERSION WITH 5 MODULES AND TILTED STRIPS                                 //
  24 //                                                                           //
  25 //   FULL COVERAGE VERSION +OPTION for PHOS holes                            //
  26 //                                                                           //
  27 //   Author:                                                                 //
  28 //   Fabrizio Pierella                                                       //
  29 //   University of Bologna - Italy                                           //
  30 //                                                                           //
  31 //                                                                           //
  32 //Begin_Html                                                                 //
  33 /*                                                                           //
  34 <img src="picts/AliTOFv4T0Class.gif">                                        //
  35 */                                                                           //
  36 //End_Html                                                                   //
  37 //                                                                           //
  38 ///////////////////////////////////////////////////////////////////////////////
  39
  40 #include <Riostream.h>
  41 #include <stdlib.h>
  42 #include "TVirtualMC.h"
  43
  44 #include <TBRIK.h>
  45 #include <TGeometry.h>
  46 #include <TLorentzVector.h>
  47 #include <TNode.h>
  48 #include <TObject.h>
  49 #include <TVirtualMC.h>
  50
  51 #include "AliConst.h"
  52 #include "AliRun.h"
  53 #include "AliTOFv4T0.h"
  54 #include "AliMC.h"
  55
  56 ClassImp(AliTOFv4T0)
  57
  58 //_____________________________________________________________________________
  59 AliTOFv4T0::AliTOFv4T0()
  60 {
  61   //
  62   // Default constructor
  63   //
  64 }
  65
  66 //_____________________________________________________________________________
  67 AliTOFv4T0::AliTOFv4T0(const char *name, const char *title)
  68         : AliTOF(name,title,"tzero")
  69 {
  70   //
  71   // Standard constructor
  72   //
  73   //
  74   // Check that FRAME is there otherwise we have no place where to
  75   // put TOF
  76
  77
  78   AliModule* frame=gAlice->GetModule("FRAME");
  79   if(!frame) {
  80     Error("Ctor","TOF needs FRAME to be present\n");
  81     exit(1);
  82   } else{
  83
  84     if (fTOFGeometry) delete fTOFGeometry;
  85     fTOFGeometry = new AliTOFGeometry();
  86
  87     if(frame->IsVersion()==1) {
  88       cout << " Frame version " << frame->IsVersion() << endl;
  89       cout << " Full Coverage for TOF" << endl;
  90       fTOFHoles=false;}
  91     else {
  92       cout << " Frame version " << frame->IsVersion() << endl;
  93       cout << " TOF with Holes for PHOS " << endl;
  94       fTOFHoles=true;}
  95   }
  96 }
  97
  98 //____________________________________________________________________________
  99 void AliTOFv4T0::BuildGeometry()
 100 {
 101   //
 102   // Build TOF ROOT geometry for the ALICE event display
 103   //
 104   TNode *node, *top;
 105   const int kColorTOF  = 27;
 106
 107   // Find top TNODE
 108   top = gAlice->GetGeometry()->GetNode("alice");
 109
 110   // Position the different copies
 111   const Float_t krTof  =(fRmax+fRmin)/2;
 112   const Float_t khTof  = fRmax-fRmin;
 113   const Int_t   kNTof = fNTof;
 114   const Float_t kPi   = TMath::Pi();
 115   const Float_t kangle = 2*kPi/kNTof;
 116   Float_t ang;
 117
 118   // define offset for nodes
 119   Float_t zOffsetC = fZtof - fZlenC*0.5;
 120   Float_t zOffsetB = fZtof - fZlenC - fZlenB*0.5;
 121   Float_t zOffsetA = 0.;
 122   // Define TOF basic volume
 123
 124   char nodeName0[7], nodeName1[7], nodeName2[7];
 125   char nodeName3[7], nodeName4[7], rotMatNum[7];
 126
 127   new TBRIK("S_TOF_C","TOF box","void",
 128             fStripLn*0.5,khTof*0.5,fZlenC*0.5);
 129   new TBRIK("S_TOF_B","TOF box","void",
 130             fStripLn*0.5,khTof*0.5,fZlenB*0.5);
 131   new TBRIK("S_TOF_A","TOF box","void",
 132             fStripLn*0.5,khTof*0.5,fZlenA*0.5);
 133
 134   for (Int_t nodeNum=1;nodeNum<19;nodeNum++){
 135
 136     if (nodeNum<10) {
 137       sprintf(rotMatNum,"rot50%i",nodeNum);
 138       sprintf(nodeName0,"FTO00%i",nodeNum);
 139       sprintf(nodeName1,"FTO10%i",nodeNum);
 140       sprintf(nodeName2,"FTO20%i",nodeNum);
 141       sprintf(nodeName3,"FTO30%i",nodeNum);
 142       sprintf(nodeName4,"FTO40%i",nodeNum);
 143     }
 144     if (nodeNum>9) {
 145       sprintf(rotMatNum,"rot5%i",nodeNum);
 146       sprintf(nodeName0,"FTO0%i",nodeNum);
 147       sprintf(nodeName1,"FTO1%i",nodeNum);
 148       sprintf(nodeName2,"FTO2%i",nodeNum);
 149       sprintf(nodeName3,"FTO3%i",nodeNum);
 150       sprintf(nodeName4,"FTO4%i",nodeNum);
 151     }
 152
 153     new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0);
 154     ang = (4.5-nodeNum) * kangle;
 155
 156     top->cd();
 157     node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetC,rotMatNum);
 158     node->SetLineColor(kColorTOF);
 159     fNodes->Add(node);
 160
 161     top->cd();
 162     node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-zOffsetC,rotMatNum);
 163     node->SetLineColor(kColorTOF);
 164     fNodes->Add(node);
 165
 166     top->cd();
 167     node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetB,rotMatNum);
 168     node->SetLineColor(kColorTOF);
 169     fNodes->Add(node);
 170
 171     top->cd();
 172     node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-zOffsetB,rotMatNum);
 173     node->SetLineColor(kColorTOF);
 174     fNodes->Add(node);
 175
 176     top->cd();
 177     node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),zOffsetA,rotMatNum);
 178     node->SetLineColor(kColorTOF);
 179     fNodes->Add(node);
 180   } // end loop on nodeNum
 181 }
 182
 183
 184
 185 //_____________________________________________________________________________
 186 void AliTOFv4T0::CreateGeometry()
 187 {
 188   //
 189   // Create geometry for Time Of Flight version 0
 190   //
 191   //Begin_Html
 192   /*
 193     <img src="picts/AliTOFv4T0.gif">
 194   */
 195   //End_Html
 196   //
 197   // Creates common geometry
 198   //
 199   AliTOF::CreateGeometry();
 200 }
 201
 202
 203 //_____________________________________________________________________________
 204 void AliTOFv4T0::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC,
 205                      Float_t zlenB, Float_t zlenA, Float_t ztof0)
 206 {
 207   //
 208   // Definition of the Time Of Fligh Resistive Plate Chambers
 209   // xFLT, yFLT, zFLT - sizes of TOF modules (large)
 210
 211   Float_t  ycoor;
 212   Float_t  par[3];
 213   Int_t    *idtmed = fIdtmed->GetArray()-499;
 214   Int_t    idrotm[100];
 215   Int_t    nrot = 0;
 216
 217   Float_t radius = fRmin+2.;//cm
 218
 219
 220   par[0] =  xtof * 0.5;
 221   par[1] =  ytof * 0.5;
 222   par[2] = zlenC * 0.5;
 223   gMC->Gsvolu("FTOC", "BOX ", idtmed[506], par, 3);
 224   par[2] = zlenB * 0.5;
 225   gMC->Gsvolu("FTOB", "BOX ", idtmed[506], par, 3);
 226   par[2] = zlenA * 0.5;
 227   gMC->Gsvolu("FTOA", "BOX ", idtmed[506], par, 3);
 228
 229
 230   // Positioning of modules
 231
 232   Float_t zcor1 = ztof0 - zlenC*0.5;
 233   Float_t zcor2 = ztof0 - zlenC - zlenB*0.5;
 234   Float_t zcor3 = 0.;
 235
 236   AliMatrix(idrotm[0], 90.,  0., 0., 0., 90,-90.);
 237   AliMatrix(idrotm[1], 90.,180., 0., 0., 90, 90.);
 238
 239   gMC->Gspos("FTOC", 1, "BTO1", 0,  zcor1, 0, idrotm[0], "ONLY");
 240   gMC->Gspos("FTOC", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY");
 241   gMC->Gspos("FTOC", 1, "BTO2", 0,  zcor1, 0, idrotm[0], "ONLY");
 242   gMC->Gspos("FTOC", 2, "BTO2", 0, -zcor1, 0, idrotm[1], "ONLY");
 243   gMC->Gspos("FTOC", 1, "BTO3", 0,  zcor1, 0, idrotm[0], "ONLY");
 244   gMC->Gspos("FTOC", 2, "BTO3", 0, -zcor1, 0, idrotm[1], "ONLY");
 245
 246   gMC->Gspos("FTOB", 1, "BTO1", 0,  zcor2, 0, idrotm[0], "ONLY");
 247   gMC->Gspos("FTOB", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY");
 248   gMC->Gspos("FTOB", 1, "BTO2", 0,  zcor2, 0, idrotm[0], "ONLY");
 249   gMC->Gspos("FTOB", 2, "BTO2", 0, -zcor2, 0, idrotm[1], "ONLY");
 250   gMC->Gspos("FTOB", 1, "BTO3", 0,  zcor2, 0, idrotm[0], "ONLY");
 251   gMC->Gspos("FTOB", 2, "BTO3", 0, -zcor2, 0, idrotm[1], "ONLY");
 252
 253   gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3,  0, idrotm[0], "ONLY");
 254   if(!fTOFHoles)gMC->Gspos("FTOA", 0, "BTO2", 0, zcor3,  0, idrotm[0], "ONLY");
 255   gMC->Gspos("FTOA", 0, "BTO3", 0, zcor3,  0, idrotm[0], "ONLY");
 256
 257
 258   Float_t db = 0.5;//cm
 259   Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC;
 260
 261   xFLT = fStripLn;
 262   yFLT = ytof;
 263   zFLTA = zlenA;
 264   zFLTB = zlenB;
 265   zFLTC = zlenC;
 266
 267   xFST = xFLT-fDeadBndX*2;//cm
 268
 269   // Sizes of MRPC pads
 270
 271   Float_t yPad = 0.505;//cm
 272
 273   // Large not sensitive volumes with Insensitive Freon
 274   par[0] = xFLT*0.5;
 275   par[1] = yFLT*0.5;
 276
 277   if (fDebug) cout << ClassName() <<
 278                 ": ************************* TOF geometry **************************"<<endl;
 279
 280   par[2] = (zFLTA *0.5);
 281   gMC->Gsvolu("FLTA", "BOX ", idtmed[512], par, 3); // Insensitive Freon
 282   gMC->Gspos ("FLTA", 0, "FTOA", 0., 0., 0., 0, "ONLY");
 283
 284   par[2] = (zFLTB * 0.5);
 285   gMC->Gsvolu("FLTB", "BOX ", idtmed[512], par, 3); // Insensitive Freon
 286   gMC->Gspos ("FLTB", 0, "FTOB", 0., 0., 0., 0, "ONLY");
 287
 288   par[2] = (zFLTC * 0.5);
 289   gMC->Gsvolu("FLTC", "BOX ", idtmed[512], par, 3); // Insensitive Freon
 290   gMC->Gspos ("FLTC", 0, "FTOC", 0., 0., 0., 0, "ONLY");
 291
 292   ///// Layers of Aluminum before and after detector /////
 293   ///// Aluminum Box for Modules (1.8 mm thickness)  /////
 294   ///// lateral walls not simulated for the time being
 295   //    const Float_t khAlWall = 0.18;
 296   // fp to be checked
 297   const Float_t khAlWall = 0.11;
 298   par[0] = xFLT*0.5;
 299   par[1] = khAlWall/2.;//cm
 300   ycoor = -yFLT/2 + par[1];
 301   par[2] = (zFLTA *0.5);
 302   gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium
 303   gMC->Gspos ("FALA", 1, "FLTA", 0., ycoor, 0., 0, "ONLY");
 304   gMC->Gspos ("FALA", 2, "FLTA", 0.,-ycoor, 0., 0, "ONLY");
 305   par[2] = (zFLTB *0.5);
 306   gMC->Gsvolu("FALB", "BOX ", idtmed[508], par, 3); // Alluminium
 307   gMC->Gspos ("FALB", 1, "FLTB", 0., ycoor, 0., 0, "ONLY");
 308   gMC->Gspos ("FALB", 2, "FLTB", 0.,-ycoor, 0., 0, "ONLY");
 309   par[2] = (zFLTC *0.5);
 310   gMC->Gsvolu("FALC", "BOX ", idtmed[508], par, 3); // Alluminium
 311   gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY");
 312   gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY");
 313
 314   ///////////////// Detector itself //////////////////////
 315
 316   const Float_t  kdeadBound  =  fDeadBndZ; //cm non-sensitive between the pad edge
 317   //and the boundary of the strip
 318   const Int_t    knx    = fNpadX;          // number of pads along x
 319   const Int_t    knz    = fNpadZ;          // number of pads along z
 320
 321   Float_t zSenStrip  = fZpad*fNpadZ;//cm
 322   Float_t stripWidth = zSenStrip + 2*kdeadBound;
 323
 324   par[0] = xFLT*0.5;
 325   par[1] = yPad*0.5;
 326   par[2] = stripWidth*0.5;
 327
 328   // new description for strip volume -double stack strip-
 329   // -- all constants are expressed in cm
 330   // heigth of different layers
 331   const Float_t khhony = 0.8     ;   // heigth of HONY  Layer
 332   const Float_t khpcby = 0.08    ;   // heigth of PCB   Layer
 333   const Float_t khmyly = 0.035   ;   // heigth of MYLAR Layer
 334   const Float_t khgraphy = 0.02  ;   // heigth of GRAPHITE Layer
 335   const Float_t khglasseiy = 0.135;   // 0.6 Ext. Glass + 1.1 i.e. (Int. Glass/2) (mm)
 336   const Float_t khsensmy = 0.11  ;   // heigth of Sensitive Freon Mixture
 337   const Float_t kwsensmz = 2*3.5 ;   // cm
 338   const Float_t klsensmx = 48*2.5;   // cm
 339   const Float_t kwpadz = 3.5;   // cm z dimension of the FPAD volume
 340   const Float_t klpadx = 2.5;   // cm x dimension of the FPAD volume
 341
 342   // heigth of the FSTR Volume (the strip volume)
 343   const Float_t khstripy = 2*khhony+3*khpcby+4*(khmyly+khgraphy+khglasseiy)+2*khsensmy;
 344   // width  of the FSTR Volume (the strip volume)
 345   const Float_t kwstripz = 10.;
 346   // length of the FSTR Volume (the strip volume)
 347   const Float_t klstripx = 122.;
 348
 349   Float_t parfp[3]={klstripx*0.5,khstripy*0.5,kwstripz*0.5};
 350   // Coordinates of the strip center in the strip reference frame;
 351   // used for positioninG internal strip volumes
 352   Float_t posfp[3]={0.,0.,0.};
 353
 354
 355   // FSTR volume definition-filling this volume with non sensitive Gas Mixture
 356   gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3);
 357   //-- HONY Layer definition
 358   //  parfp[0] = -1;
 359   parfp[1] = khhony*0.5;
 360   //  parfp[2] = -1;
 361   gMC->Gsvolu("FHON","BOX",idtmed[503],parfp,3);
 362   // positioning 2 HONY Layers on FSTR volume
 363
 364   posfp[1]=-khstripy*0.5+parfp[1];
 365   gMC->Gspos("FHON",1,"FSTR",0., posfp[1],0.,0,"ONLY");
 366   gMC->Gspos("FHON",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 367
 368   //-- PCB Layer definition
 369
 370   parfp[1] = khpcby*0.5;
 371   gMC->Gsvolu("FPCB","BOX",idtmed[504],parfp,3);
 372   // positioning 2 PCB Layers on FSTR volume
 373   posfp[1]=-khstripy*0.5+khhony+parfp[1];
 374   gMC->Gspos("FPCB",1,"FSTR",0., posfp[1],0.,0,"ONLY");
 375   gMC->Gspos("FPCB",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 376   // positioning the central PCB layer
 377   gMC->Gspos("FPCB",3,"FSTR",0.,0.,0.,0,"ONLY");
 378
 379
 380
 381   //-- MYLAR Layer definition
 382
 383   parfp[1] = khmyly*0.5;
 384   gMC->Gsvolu("FMYL","BOX",idtmed[511],parfp,3);
 385   // positioning 2 MYLAR Layers on FSTR volume
 386   posfp[1] = -khstripy*0.5+khhony+khpcby+parfp[1];
 387   gMC->Gspos("FMYL",1,"FSTR",0., posfp[1],0.,0,"ONLY");
 388   gMC->Gspos("FMYL",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 389   // adding further 2 MYLAR Layers on FSTR volume
 390   posfp[1] = khpcby*0.5+parfp[1];
 391   gMC->Gspos("FMYL",3,"FSTR",0., posfp[1],0.,0,"ONLY");
 392   gMC->Gspos("FMYL",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 393
 394
 395   //-- Graphite Layer definition
 396
 397   parfp[1] = khgraphy*0.5;
 398   gMC->Gsvolu("FGRP","BOX",idtmed[502],parfp,3);
 399   // positioning 2 Graphite Layers on FSTR volume
 400   posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+parfp[1];
 401   gMC->Gspos("FGRP",1,"FSTR",0., posfp[1],0.,0,"ONLY");
 402   gMC->Gspos("FGRP",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 403   // adding further 2 Graphite Layers on FSTR volume
 404   posfp[1] = khpcby*0.5+khmyly+parfp[1];
 405   gMC->Gspos("FGRP",3,"FSTR",0., posfp[1],0.,0,"ONLY");
 406   gMC->Gspos("FGRP",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 407
 408
 409   //-- Glass (EXT. +Semi INT.) Layer definition
 410
 411   parfp[1] = khglasseiy*0.5;
 412   gMC->Gsvolu("FGLA","BOX",idtmed[514],parfp,3);
 413   // positioning 2 Glass Layers on FSTR volume
 414   posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+khgraphy+parfp[1];
 415   gMC->Gspos("FGLA",1,"FSTR",0., posfp[1],0.,0,"ONLY");
 416   gMC->Gspos("FGLA",2,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 417   // adding further 2 Glass Layers on FSTR volume
 418   posfp[1] = khpcby*0.5+khmyly+khgraphy+parfp[1];
 419   gMC->Gspos("FGLA",3,"FSTR",0., posfp[1],0.,0,"ONLY");
 420   gMC->Gspos("FGLA",4,"FSTR",0.,-posfp[1],0.,0,"ONLY");
 421
 422
 423   //-- Sensitive Mixture Layer definition
 424
 425   parfp[0] = klsensmx*0.5;
 426   parfp[1] = khsensmy*0.5;
 427   parfp[2] = kwsensmz*0.5;
 428   gMC->Gsvolu("FSEN","BOX",idtmed[513],parfp,3);
 429   gMC->Gsvolu("FNSE","BOX",idtmed[512],parfp,3);
 430   // positioning 2 gas Layers on FSTR volume
 431   // the upper is insensitive freon
 432   // while the remaining is sensitive
 433   posfp[1] = khpcby*0.5+khmyly+khgraphy+khglasseiy+parfp[1];
 434   gMC->Gspos("FNSE",0,"FSTR", 0., posfp[1],0.,0,"ONLY");
 435   gMC->Gspos("FSEN",0,"FSTR", 0.,-posfp[1],0.,0,"ONLY");
 436
 437   // dividing FSEN along z in knz=2 and along x in knx=48
 438
 439   gMC->Gsdvn("FSEZ","FSEN",knz,3);
 440   gMC->Gsdvn("FSEX","FSEZ",knx,1);
 441
 442   // FPAD volume definition
 443
 444   parfp[0] = klpadx*0.5;
 445   parfp[1] = khsensmy*0.5;
 446   parfp[2] = kwpadz*0.5;
 447   gMC->Gsvolu("FPAD","BOX",idtmed[513],parfp,3);
 448   // positioning the FPAD volumes on previous divisions
 449   gMC->Gspos("FPAD",0,"FSEX",0.,0.,0.,0,"ONLY");
 450
 451
 452   ///////////////////Positioning A module//////////////////////////
 453
 454
 455   for(Int_t istrip =0; istrip < fTOFGeometry->NStripA(); istrip++){
 456
 457     Float_t ang = fTOFGeometry->GetAngles(2,istrip);
 458     AliMatrix (idrotm[0],90.,0.,90.-ang,90.,-ang, 90.);
 459     ang /= kRaddeg;
 460     Float_t zpos = tan(ang)*radius;
 461     Float_t ypos= fTOFGeometry->GetHeights(2,istrip);
 462     gMC->Gspos("FSTR",fNStripA-istrip,"FLTA",0.,ypos, zpos,idrotm[0],  "ONLY");
 463     if(fDebug>=1) {
 464       printf("y = %f,  z = %f, , z coord = %f, Rot ang = %f, St. %2i \n",ypos,zpos,tan(ang)*radius ,ang*kRaddeg,istrip);
 465     }
 466   }
 467
 468
 469   ///////////////////Positioning B module//////////////////////////
 470
 471   for(Int_t istrip =0; istrip < fTOFGeometry->NStripB(); istrip++){
 472
 473     Float_t ang = fTOFGeometry->GetAngles(3,istrip);
 474     AliMatrix (idrotm[0],90.,0.,90.-ang,90.,-ang, 90.);
 475     ang /= kRaddeg;
 476     Float_t zpos = tan(ang)*radius+(zFLTA*0.5+zFLTB*0.5+db);
 477     Float_t ypos= fTOFGeometry->GetHeights(3,istrip);
 478     gMC->Gspos("FSTR",istrip+1,"FLTB",0.,ypos, zpos,idrotm[nrot],  "ONLY");
 479     if(fDebug>=1) {
 480       printf("y = %f,  z = %f, , z coord = %f, Rot ang = %f, St. %2i \n",ypos,zpos,tan(ang)*radius,ang*kRaddeg,istrip);
 481     }
 482   }
 483
 484
 485   ///////////////////Positioning C module//////////////////////////
 486
 487   for(Int_t istrip =0; istrip < fTOFGeometry->NStripC(); istrip++){
 488
 489     Float_t ang = fTOFGeometry->GetAngles(4,istrip);
 490     AliMatrix (idrotm[0],90.,0.,90.-ang,90.,-ang, 90.);
 491     ang /= kRaddeg;
 492     Float_t zpos = tan(ang)*radius+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2);
 493     Float_t ypos= fTOFGeometry->GetHeights(4,istrip);
 494     gMC->Gspos("FSTR",istrip+1,"FLTC",0.,ypos, zpos,idrotm[nrot],  "ONLY");
 495     if(fDebug>=1) {
 496       printf("y = %f,  z = %f, z coord = %f, Rot ang = %f, St. %2i \n",ypos,zpos,tan(ang)*radius,ang*kRaddeg,istrip);
 497     }
 498   }
 499
 500   ////////// Layers after strips /////////////////
 501   // Al Layer thickness (2.3mm) factor 0.7
 502
 503   Float_t overSpace = fOverSpc;//cm
 504
 505   par[0] = xFLT*0.5;
 506   par[1] = 0.115*0.7; // factor 0.7
 507   par[2] = (zFLTA *0.5);
 508   ycoor = -yFLT/2 + overSpace + par[1];
 509   gMC->Gsvolu("FPEA", "BOX ", idtmed[508], par, 3); // Al
 510   gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
 511   par[2] = (zFLTB *0.5);
 512   gMC->Gsvolu("FPEB", "BOX ", idtmed[508], par, 3); // Al
 513   gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
 514   par[2] = (zFLTC *0.5);
 515   gMC->Gsvolu("FPEC", "BOX ", idtmed[508], par, 3); // Al
 516   gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
 517
 518
 519   // plexiglass thickness: 1.5 mm ; factor 0.3
 520
 521   ycoor += par[1];
 522   par[0] = xFLT*0.5;
 523   par[1] = 0.075*0.3; // factor 0.3
 524   par[2] = (zFLTA *0.5);
 525   ycoor += par[1];
 526   gMC->Gsvolu("FECA", "BOX ", idtmed[505], par, 3); // Plexigl.
 527   gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
 528   par[2] = (zFLTB *0.5);
 529   gMC->Gsvolu("FECB", "BOX ", idtmed[505], par, 3); // Plexigl.
 530   gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
 531   par[2] = (zFLTC *0.5);
 532   gMC->Gsvolu("FECC", "BOX ", idtmed[505], par, 3); // Plexigl.
 533   gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
 534
 535   // frame of Air
 536
 537   ycoor += par[1];
 538   par[0] = xFLT*0.5;
 539   par[1] = (yFLT/2-ycoor-khAlWall)*0.5; // Aluminum layer considered (0.18 cm)
 540   par[2] = (zFLTA *0.5);
 541   ycoor += par[1];
 542   gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air
 543   gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY");
 544   par[2] = (zFLTB *0.5);
 545   gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air
 546   gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY");
 547   par[2] = (zFLTC *0.5);
 548   gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air
 549   gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY");
 550
 551
 552   // start with cards and cooling tubes
 553   // finally, cards, cooling tubes and layer for thermal dispersion
 554   // 3 volumes
 555   // card volume definition
 556
 557   // see GEOM200 in GEANT manual
 558
 559
 560   AliMatrix(idrotm[98], 90., 0., 90., 90., 0., 0.); // 0 deg
 561
 562   Float_t cardpar[3];
 563   cardpar[0]= 61.;
 564   cardpar[1]= 5.;
 565   cardpar[2]= 0.1;
 566   gMC->Gsvolu("FCAR", "BOX ", idtmed[504], cardpar, 3); // PCB Card
 567   //alu plate volume definition
 568   cardpar[1]= 3.5;
 569   cardpar[2]= 0.05;
 570   gMC->Gsvolu("FALP", "BOX ", idtmed[508], cardpar, 3); // Alu Plate
 571
 572
 573   // central module positioning (FAIA)
 574   Float_t cardpos[3], aplpos2, stepforcardA=6.625;
 575   cardpos[0]= 0.;
 576   cardpos[1]= -0.5;
 577   cardpos[2]= -53.;
 578   Float_t aplpos1 = -2.;
 579   Int_t icard;
 580   for (icard=0; icard < fTOFGeometry->NStripA(); ++icard) {
 581     cardpos[2]= cardpos[2]+stepforcardA;
 582     aplpos2 = cardpos[2]+0.15;
 583     gMC->Gspos("FCAR",icard,"FAIA",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
 584     gMC->Gspos("FALP",icard,"FAIA",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
 585
 586   }
 587
 588
 589   // intermediate module positioning (FAIB)
 590   Float_t stepforcardB= 7.05;
 591   cardpos[2]= -70.5;
 592   for (icard=0; icard < fTOFGeometry->NStripB(); ++icard) {
 593     cardpos[2]= cardpos[2]+stepforcardB;
 594     aplpos2 = cardpos[2]+0.15;
 595     gMC->Gspos("FCAR",icard,"FAIB",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
 596     gMC->Gspos("FALP",icard,"FAIB",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
 597   }
 598
 599
 600   // outer module positioning (FAIC)
 601   Float_t stepforcardC= 8.45238;
 602   cardpos[2]= -88.75;
 603   for (icard=0; icard < fTOFGeometry->NStripC(); ++icard) {
 604     cardpos[2]= cardpos[2]+stepforcardC;
 605     aplpos2 = cardpos[2]+0.15;
 606     gMC->Gspos("FCAR",icard,"FAIC",cardpos[0],cardpos[1],cardpos[2],idrotm[98],"ONLY");
 607     gMC->Gspos("FALP",icard,"FAIC",cardpos[0],aplpos1,aplpos2,idrotm[98],"ONLY");
 608   }
 609
 610   // tube volume definition
 611
 612   Float_t tubepar[3];
 613   tubepar[0]= 0.;
 614   tubepar[1]= 0.4;
 615   tubepar[2]= 61.;
 616   gMC->Gsvolu("FTUB", "TUBE", idtmed[516], tubepar, 3); // cooling tubes (steel)
 617   tubepar[0]= 0.;
 618   tubepar[1]= 0.35;
 619   tubepar[2]= 61.;
 620   gMC->Gsvolu("FITU", "TUBE", idtmed[515], tubepar, 3); // cooling water
 621   // positioning water tube into the steel one
 622   gMC->Gspos("FITU",1,"FTUB",0.,0.,0.,0,"ONLY");
 623
 624
 625   // rotation matrix
 626   AliMatrix(idrotm[99], 180., 90., 90., 90., 90., 0.);
 627   // central module positioning (FAIA)
 628   Float_t tubepos[3], tdis=0.6;
 629   tubepos[0]= 0.;
 630   tubepos[1]= cardpos[1];
 631   tubepos[2]= -53.+tdis;
 632   //  tub1pos = 5.;
 633   Int_t itub;
 634   for (itub=0; itub < fTOFGeometry->NStripA(); ++itub) {
 635     tubepos[2]= tubepos[2]+stepforcardA;
 636     gMC->Gspos("FTUB",itub,"FAIA",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
 637                "ONLY");
 638   }
 639
 640
 641   // intermediate module positioning (FAIB)
 642   tubepos[2]= -70.5+tdis;
 643   for (itub=0; itub < fTOFGeometry->NStripB(); ++itub) {
 644     tubepos[2]= tubepos[2]+stepforcardB;
 645     gMC->Gspos("FTUB",itub,"FAIB",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
 646                "ONLY");
 647   }
 648
 649   // outer module positioning (FAIC)
 650   tubepos[2]= -88.75+tdis;
 651   for (itub=0; itub < fTOFGeometry->NStripC(); ++itub) {
 652     tubepos[2]= tubepos[2]+stepforcardC;
 653     gMC->Gspos("FTUB",itub,"FAIC",tubepos[0],tubepos[1],tubepos[2],idrotm[99],
 654                "ONLY");
 655   }
 656
 657 }
 658 //_____________________________________________________________________________
 659 void AliTOFv4T0::DrawModule() const
 660 {
 661   //
 662   // Draw a shaded view of the Time Of Flight version 4
 663   //
 664   // Set everything unseen
 665   gMC->Gsatt("*", "seen", -1);
 666   //
 667   // Set ALIC mother transparent
 668   gMC->Gsatt("ALIC","SEEN",0);
 669   //
 670   // Set the volumes visible
 671   gMC->Gsatt("ALIC","SEEN",0);
 672
 673   gMC->Gsatt("FTOA","SEEN",1);
 674   gMC->Gsatt("FTOB","SEEN",1);
 675   gMC->Gsatt("FTOC","SEEN",1);
 676   gMC->Gsatt("FLTA","SEEN",1);
 677   gMC->Gsatt("FLTB","SEEN",1);
 678   gMC->Gsatt("FLTC","SEEN",1);
 679   gMC->Gsatt("FPLA","SEEN",1);
 680   gMC->Gsatt("FPLB","SEEN",1);
 681   gMC->Gsatt("FPLC","SEEN",1);
 682   gMC->Gsatt("FSTR","SEEN",1);
 683   gMC->Gsatt("FPEA","SEEN",1);
 684   gMC->Gsatt("FPEB","SEEN",1);
 685   gMC->Gsatt("FPEC","SEEN",1);
 686
 687   gMC->Gsatt("FLZ1","SEEN",0);
 688   gMC->Gsatt("FLZ2","SEEN",0);
 689   gMC->Gsatt("FLZ3","SEEN",0);
 690   gMC->Gsatt("FLX1","SEEN",0);
 691   gMC->Gsatt("FLX2","SEEN",0);
 692   gMC->Gsatt("FLX3","SEEN",0);
 693   gMC->Gsatt("FPAD","SEEN",0);
 694
 695   gMC->Gdopt("hide", "on");
 696   gMC->Gdopt("shad", "on");
 697   gMC->Gsatt("*", "fill", 7);
 698   gMC->SetClipBox(".");
 699   gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000);
 700   gMC->DefaultRange();
 701   gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02);
 702   gMC->Gdhead(1111, "Time Of Flight");
 703   gMC->Gdman(18, 4, "MAN");
 704   gMC->Gdopt("hide","off");
 705 }
 706 //_____________________________________________________________________________
 707 void AliTOFv4T0::DrawDetectorModules()
 708 {
 709 //
 710 // Draw a shaded view of the TOF detector version 4
 711 //
 712
 713
 714 //Set ALIC mother transparent
 715   gMC->Gsatt("ALIC","SEEN",0);
 716
 717 //
 718 //Set volumes visible
 719 //
 720 //=====> Level 1
 721   // Level 1 for TOF volumes
 722   gMC->Gsatt("B077","seen",0);
 723
 724
 725 //==========> Level 2
 726   // Level 2
 727   gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
 728   gMC->Gsatt("B071","seen",0);
 729   gMC->Gsatt("B074","seen",0);
 730   gMC->Gsatt("B075","seen",0);
 731   gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
 732
 733
 734   // Level 2 of B071
 735   gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped   -
 736   gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped   -
 737   gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped   -
 738   gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped   -
 739   gMC->Gsatt("B056","seen",0);  // B056 does not has sub-levels  -
 740   gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped   -
 741   gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped   -
 742   gMC->Gsatt("BTR1","seen",0);  // BTR1 do not have sub-levels   -
 743   gMC->Gsatt("BTO1","seen",0);
 744
 745
 746   // Level 2 of B074
 747   gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
 748   gMC->Gsatt("BTO2","seen",0);
 749
 750   // Level 2 of B075
 751   gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
 752   gMC->Gsatt("BTO3","seen",0);
 753
 754 // ==================> Level 3
 755   // Level 3 of B071 / Level 2 of BTO1
 756   gMC->Gsatt("FTOC","seen",-2);
 757   gMC->Gsatt("FTOB","seen",-2);
 758   gMC->Gsatt("FTOA","seen",-2);
 759
 760   // Level 3 of B074 / Level 2 of BTO2
 761   // -> cfr previous settings
 762
 763   // Level 3 of B075 / Level 2 of BTO3
 764   // -> cfr previous settings
 765
 766   gMC->Gdopt("hide","on");
 767   gMC->Gdopt("shad","on");
 768   gMC->Gsatt("*", "fill", 5);
 769   gMC->SetClipBox(".");
 770   gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
 771   gMC->DefaultRange();
 772   gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
 773   gMC->Gdhead(1111,"TOF detector V1");
 774   gMC->Gdman(18, 4, "MAN");
 775   gMC->Gdopt("hide","off");
 776 }
 777
 778 //_____________________________________________________________________________
 779 void AliTOFv4T0::DrawDetectorStrips()
 780 {
 781   //
 782   // Draw a shaded view of the TOF strips for version 4
 783   //
 784
 785   //Set ALIC mother transparent
 786   gMC->Gsatt("ALIC","SEEN",0);
 787
 788   //
 789   //Set volumes visible
 790   //=====> Level 1
 791   // Level 1 for TOF volumes
 792   gMC->Gsatt("B077","seen",0);
 793
 794   //==========> Level 2
 795   // Level 2
 796   gMC->Gsatt("B076","seen",-1); // all B076 sub-levels skipped -
 797   gMC->Gsatt("B071","seen",0);
 798   gMC->Gsatt("B074","seen",0);
 799   gMC->Gsatt("B075","seen",0);
 800   gMC->Gsatt("B080","seen",0); // B080 does not has sub-level
 801
 802   // Level 2 of B071
 803   gMC->Gsatt("B063","seen",-1); // all B063 sub-levels skipped   -
 804   gMC->Gsatt("B065","seen",-1); // all B065 sub-levels skipped   -
 805   gMC->Gsatt("B067","seen",-1); // all B067 sub-levels skipped   -
 806   gMC->Gsatt("B069","seen",-1); // all B069 sub-levels skipped   -
 807   gMC->Gsatt("B056","seen",0);  // B056 does not has sub-levels  -
 808   gMC->Gsatt("B059","seen",-1); // all B059 sub-levels skipped   -
 809   gMC->Gsatt("B072","seen",-1); // all B072 sub-levels skipped   -
 810   gMC->Gsatt("BTR1","seen",0);  // BTR1 do not have sub-levels   -
 811   gMC->Gsatt("BTO1","seen",0);
 812
 813   // ==================> Level 3
 814   // Level 3 of B071 / Level 2 of BTO1
 815   gMC->Gsatt("FTOC","seen",0);
 816   gMC->Gsatt("FTOB","seen",0);
 817   gMC->Gsatt("FTOA","seen",0);
 818
 819   // Level 3 of B074 / Level 2 of BTO2
 820   // -> cfr previous settings
 821
 822   // Level 3 of B075 / Level 2 of BTO3
 823   // -> cfr previous settings
 824
 825
 826   // ==========================> Level 4
 827   // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOC
 828   gMC->Gsatt("FLTC","seen",0);
 829   // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOB
 830   gMC->Gsatt("FLTB","seen",0);
 831   // Level 4 of B071 / Level 3 of BTO1 / Level 2 of FTOA
 832   gMC->Gsatt("FLTA","seen",0);
 833
 834   // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOC
 835   // -> cfr previous settings
 836   // Level 4 of B074 / Level 3 of BTO2 / Level 2 of FTOB
 837   // -> cfr previous settings
 838
 839   // Level 4 of B075 / Level 3 of BTO3 / Level 2 of FTOC
 840   // -> cfr previous settings
 841
 842   //======================================> Level 5
 843   // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOC / Level 2 of FLTC
 844   gMC->Gsatt("FALC","seen",0); // no children for FALC
 845   gMC->Gsatt("FSTR","seen",-2);
 846   gMC->Gsatt("FPEC","seen",0); // no children for FPEC
 847   gMC->Gsatt("FECC","seen",0); // no children for FECC
 848   gMC->Gsatt("FWAC","seen",0); // no children for FWAC
 849   gMC->Gsatt("FAIC","seen",0); // no children for FAIC
 850
 851   // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOB / Level 2 of FLTB
 852   gMC->Gsatt("FALB","seen",0); // no children for FALB
 853   //-->  gMC->Gsatt("FSTR","seen",-2);
 854
 855
 856   // -> cfr previous settings
 857   gMC->Gsatt("FPEB","seen",0); // no children for FPEB
 858   gMC->Gsatt("FECB","seen",0); // no children for FECB
 859   gMC->Gsatt("FWAB","seen",0); // no children for FWAB
 860   gMC->Gsatt("FAIB","seen",0); // no children for FAIB
 861
 862   // Level 5 of B071 / Level 4 of BTO1 / Level 3 of FTOA / Level 2 of FLTA
 863   gMC->Gsatt("FALA","seen",0); // no children for FALB
 864   //-->  gMC->Gsatt("FSTR","seen",-2);
 865   // -> cfr previous settings
 866   gMC->Gsatt("FPEA","seen",0); // no children for FPEA
 867   gMC->Gsatt("FECA","seen",0); // no children for FECA
 868   gMC->Gsatt("FWAA","seen",0); // no children for FWAA
 869   gMC->Gsatt("FAIA","seen",0); // no children for FAIA
 870
 871   // Level 2 of B074
 872   gMC->Gsatt("BTR2","seen",0); // BTR2 does not has sub-levels -
 873   gMC->Gsatt("BTO2","seen",0);
 874
 875   // Level 2 of B075
 876   gMC->Gsatt("BTR3","seen",0); // BTR3 do not have sub-levels -
 877   gMC->Gsatt("BTO3","seen",0);
 878
 879   // for others Level 5, cfr. previous settings
 880
 881   gMC->Gdopt("hide","on");
 882   gMC->Gdopt("shad","on");
 883   gMC->Gsatt("*", "fill", 5);
 884   gMC->SetClipBox(".");
 885   gMC->SetClipBox("*", 0, 1000, 0, 1000, 0, 1000);
 886   gMC->DefaultRange();
 887   gMC->Gdraw("alic", 45, 40, 0, 10, 10, .015, .015);
 888   gMC->Gdhead(1111,"TOF Strips V1");
 889   gMC->Gdman(18, 4, "MAN");
 890   gMC->Gdopt("hide","off");
 891 }
 892
 893 //_____________________________________________________________________________
 894 void AliTOFv4T0::CreateMaterials()
 895 {
 896   //
 897   // Define materials for the Time Of Flight
 898   //
 899   AliTOF::CreateMaterials();
 900 }
 901
 902 //_____________________________________________________________________________
 903 void AliTOFv4T0::Init()
 904 {
 905   //
 906   // Initialise the detector after the geometry has been defined
 907   //
 908   if(fDebug) {
 909     printf("%s: **************************************"
 910            "  TOF  "
 911            "**************************************\n",ClassName());
 912     printf("\n%s:   Version 4 of TOF initialing, "
 913            "symmetric TOF - Full Coverage version\n",ClassName());
 914   }
 915
 916   AliTOF::Init();
 917
 918   fIdFTOA = gMC->VolId("FTOA");
 919   fIdFTOB = gMC->VolId("FTOB");
 920   fIdFTOC = gMC->VolId("FTOC");
 921   fIdFLTA = gMC->VolId("FLTA");
 922   fIdFLTB = gMC->VolId("FLTB");
 923   fIdFLTC = gMC->VolId("FLTC");
 924
 925   if(fDebug) {
 926     printf("%s: **************************************"
 927            "  TOF  "
 928            "**************************************\n",ClassName());
 929   }
 930 }
 931
 932 //_____________________________________________________________________________
 933 void AliTOFv4T0::StepManager()
 934 {
 935
 936   //
 937   // Procedure called at each step in the Time Of Flight
 938   //
 939
 940   TLorentzVector mom, pos;
 941   Float_t xm[3],pm[3],xpad[3],ppad[3];
 942   Float_t hits[14],phi,phid,z;
 943   Int_t   vol[5];
 944   Int_t   sector, plate, padx, padz, strip;
 945   Int_t   copy, padzid, padxid, stripid, i;
 946   Int_t   *idtmed = fIdtmed->GetArray()-499;
 947   Float_t incidenceAngle;
 948
 949   if(gMC->GetMedium()==idtmed[513] &&
 950      gMC->IsTrackEntering() && gMC->TrackCharge()
 951      && gMC->CurrentVolID(copy)==fIdSens)
 952   {
 953     // getting information about hit volumes
 954
 955     padzid=gMC->CurrentVolOffID(2,copy);
 956     padz=copy;
 957
 958
 959     padxid=gMC->CurrentVolOffID(1,copy);
 960     padx=copy;
 961
 962     stripid=gMC->CurrentVolOffID(4,copy);
 963     strip=copy;
 964
 965     gMC->TrackPosition(pos);
 966     gMC->TrackMomentum(mom);
 967
 968
 969     //    Double_t NormPos=1./pos.Rho();
 970
 971     Double_t normMom=1./mom.Rho();
 972
 973     //  getting the cohordinates in pad ref system
 974
 975     xm[0] = (Float_t)pos.X();
 976     xm[1] = (Float_t)pos.Y();
 977     xm[2] = (Float_t)pos.Z();
 978
 979     pm[0] = (Float_t)mom.X()*normMom;
 980     pm[1] = (Float_t)mom.Y()*normMom;
 981     pm[2] = (Float_t)mom.Z()*normMom;
 982
 983     gMC->Gmtod(xm,xpad,1);
 984     gMC->Gmtod(pm,ppad,2);
 985
 986     incidenceAngle = TMath::ACos(ppad[1])*kRaddeg;
 987
 988
 989     z = pos[2];
 990
 991     plate = -1;
 992
 993     if (TMath::Abs(z) <=  fZlenA*0.5)  plate = 2; //3; // AdC
 994     if (z < (fZlenA*0.5+fZlenB) &&
 995         z >  fZlenA*0.5)               plate = 1; //4; // AdC
 996     if (z >-(fZlenA*0.5+fZlenB) &&
 997         z < -fZlenA*0.5)               plate = 3; //2; // AdC
 998     if (z > (fZlenA*0.5+fZlenB))       plate = 0; //5; // AdC
 999     if (z <-(fZlenA*0.5+fZlenB))       plate = 4; //1; // AdC
1000
1001
1002     if (plate==0) strip=fTOFGeometry->NStripC()-strip; // AdC
1003     else if (plate==1) strip=fTOFGeometry->NStripB()-strip; // AdC
1004     else strip--; // AdC
1005
1006     //Apply ALICE conventions for volume numbering increasing with theta, phi
1007
1008     if (plate==3 || plate==4){
1009       padx=fTOFGeometry->NpadX()-padx; // SA
1010       padz=fTOFGeometry->NpadZ()-padz; // AdC
1011       xpad[0]=-xpad[0];
1012       xpad[2]=-xpad[2];
1013     }
1014     else {
1015      padx--; // AdC
1016      padz--; // AdC
1017     }
1018
1019
1020
1021     phi = pos.Phi();
1022     if (phi>=0.) phid = phi*kRaddeg; //+180.; // AdC
1023     else phid = phi*kRaddeg + 360.; // AdC
1024
1025     sector = Int_t (phid/20.);
1026
1027     for(i=0;i<3;++i) {
1028       hits[i]   = pos[i];
1029       hits[i+3] = pm[i];
1030     }
1031
1032     hits[6] = mom.Rho();
1033     hits[7] = pos[3];
1034     hits[8] = xpad[0];
1035     hits[9] = xpad[1];
1036     hits[10]= xpad[2];
1037     hits[11]= incidenceAngle;
1038     hits[12]= gMC->Edep();
1039     hits[13]= gMC->TrackLength();
1040
1041     vol[0]= sector;
1042     vol[1]= plate;
1043     vol[2]= strip;
1044     vol[3]= padx;
1045     vol[4]= padz;
1046
1047     AddT0Hit(gAlice->GetMCApp()->GetCurrentTrackNumber(),vol, hits);
1048   }
1049 }